Howard Hughes Holdings Inc. (NYSE: HHH) appointed Marc Grandisson to its board of directors, effective May 7, 2026, according to a company statement.

Grandisson served as CEO of Arch Capital Group Ltd. (NASDAQ: ACGL) from 2018 until his retirement in 2024. He joined Arch as a founding team member in 2001. During his tenure as CEO, Arch delivered a total shareholder return of 298%, or 23.2% annually, compared to 144% and 14.4% for the S&P Insurance Index over the same period.

The appointment coincides with Howard Hughes' expected acquisition of Vantage Group Holdings, a specialty insurance and reinsurance company, which the company said will serve as a cornerstone of its evolution into a diversified holding company.

In connection with his appointment, Grandisson will invest $10 million to purchase warrants on 1,131,273 shares of Howard Hughes common stock with a strike price of $100 per share and a five-year term. The warrants cannot be sold, transferred, or hedged for four years.

Grandisson will join the board as one of Pershing Square's appointees, replacing Ben Hakim. He will join Pershing Square as a partner in March 2027 and receive a one-time grant of 400,000 shares of Pershing Square Inc. restricted stock units vesting over four years.

Grandisson earned an undergraduate degree in Actuarial Science from Université Laval in 1990 and an MBA from the Wharton School in 2000. Before Arch Capital, he worked at Berkshire Hathaway, F&G Re, and Towers Watson.

Howard Hughes Holdings operates master planned communities including Summerlin in Las Vegas, The Woodlands and Bridgeland in Houston, Ward Village in Honolulu, and Teravalis in Phoenix.